Josef Petrák
Short bio
Also known as Padáček. Born and living in the Czech Republic; based both in Prague and Hranice. Student of computer science and economics. Contract of JetMinds working as a support engineer for Vendavo. Involved in the Semantic Web and social networks research; a SemWeb evangelist, enthusiast and active developer. Traveller, photographer, trainspotter, journalist, the railway e–magazine ŽelPage editor–in–chief, administrator and representative.